Cita APA

Schirm, J. H. (2019). The letter that changed everything: In the words of Osvald "Valdik" Holzer, M.D. Prism.

Citación estilo Chicago

Schirm, Joanie Holzer. "The Letter That Changed Everything: In the Words of Osvald "Valdik" Holzer, M.D." Prism 2019.

Cita MLA

Schirm, Joanie Holzer. "The Letter That Changed Everything: In the Words of Osvald "Valdik" Holzer, M.D." Prism, 2019.